September weather forecastRigmio, Kenya

September

Weather in September

September, the first month of the spring in Rigmio, is also a moderately hot month, with an average temperature ranging between max 28.1°C (82.6°F) and min 24.2°C (75.6°F).

Temperature

Rigmio marks the start of September with an average high-temperature of a still moderately hot 28.1°C (82.6°F), hinting at a slight fluctuation from August's 27.4°C (81.3°F). Rigmio's nights in September maintain a consistent average of 24.2°C (75.6°F), demonstrating a minimal differential from its daytime temperature.

Heat index

The average heat index in September is estimated at a tropical 32°C (89.6°F). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Factoring in the heat index, values are geared towards shaded areas with light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

The average relative humidity in September is 75%.

Rainfall

In Rigmio, during September, the rain falls for 12.6 days and regularly aggregates up to 19mm (0.75") of precipitation. Throughout the year, there are 192.5 rainfall days, and 641mm (25.24") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 7min.
On the first day of the month, sunrise is at 06:13 and sunset at 18:18. On the last day of September, sunrise is at 06:02 and sunset at 18:09 EAT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Rigmio. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: In September, the maximum UV index of 7 translates into these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Updated: Aug 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during September is 28.1°C (82.6°F) and the low-temperature is 24.2°C (75.6°F). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is estimated at 32°C (89.6°F).

In September, the average relative humidity is 75%.

In Rigmio, in September, it is raining for 12.6 days, with typically 19mm (0.75") of accumulated precipitation.

The average day length in September is 12h and 7min.

On the first day of September, sunrise is at 06:13 and sunset at 18:18. On the last day of the month, sunrise is at 06:02 and sunset at 18:09 EAT.

In September, the average sunshine duration is 8.8h.

January through December, with an average maximum UV index of 7, are months with the highest UV index.

The months with the lowest UV index in Rigmio are January through December, with an average maximum UV index of 7.

In September, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

27.4°C

28.1°C

28.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

25.9km/h

23.6km/h

19.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

8.6

9.8

11.1

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Rigmio, Kenya

Average high temperature in September: 28.1°C

The warmest month (with the highest average high temperature) is March (31.3°C).
The month with the lowest average high temperature is August (27.4°C).

Average low temperature in September: 24.2°C

The month with the highest average low temperature is April (26.7°C).
The coldest month (with the lowest average low temperature) is August (24°C).

Average pressure in September
Rigmio, Kenya

Average pressure in September: 1014.2mbar

The months with the highest atmospheric pressure are July and August (1014.9mbar).
The month with the lowest atmospheric pressure is March (1009.9mbar).

Average wind speed in September
Rigmio, Kenya

Average wind speed in September: 23.3km/h

The windiest month (with the highest average wind speed) is July (27.8km/h).
The calmest month (with the lowest average wind speed) is November (14.5km/h).

Average humidity in September
Rigmio, Kenya

Average humidity in September: 75%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is July (74%).

Average rainfall in September
Rigmio, Kenya

Average rainfall in September: 19mm

The wettest month (with the highest rainfall) is May (156mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in September
Rigmio, Kenya

Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is May (24.4 days).
The month with the least rainy days is February (3.6 days).

Average daylight in September /
Average sunshine in September
Rigmio, Kenya

Average daylight in September: 12h and 6min

The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 6min).

Average sunshine in September: 8h and 48min

The month with the most sunshine is November (Average sunshine: 11h and 0min).
The month with the least sunshine is May (Average sunshine: 7h and 48min).

Average sunshine days in September
Rigmio, Kenya

Average sunshine days in September: 9.8 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (4.6 days).

Average UV index in September
Rigmio, Kenya

Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in September
Rigmio, Kenya

Average cloud cover in September: 40

The month with the most cloud cover is May (Cloud cover 46).
The months with the least cloud cover are January and February (Cloud cover 24).

Average visibility in September
Rigmio, Kenya

Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).